Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
Oncheon Park is a public hot spring bathing facility in South Korea, set within a landscaped park environment where visitors can enjoy natural geothermal waters in a relaxed, accessible setting. Korean oncheon culture has centuries of tradition in which communal bathing in hot spring waters is prized for relaxation, comfort of the skin, and social connection. Oncheon Park makes this tradition available to a broad public, offering naturally heated mineral pools amid greenery for families and wellness seekers in an urban or peri-urban context.
Insider tip — Oncheon Park in Pohang sits above a sodium-chloride aquifer that has served the East Sea coastal community for centuries. The briny waters are known for their warming and circulation-boosting properties, popular with the local steel-industry workforce. Visit in late spring when cherry blossoms line the park approach roads for a particularly photogenic experience.